package chapter91;

import java.util.Scanner;

public class LeapYear {

    public boolean isLeapYear(int year){
        if((year%4==0&&year%100!=0)||year%400==0){
            return true;
        }
        return false;
    }

    public void demo(){
        int num=0;
        if(num>=0){
            return;
        }

    }

    public static void main(String[] args) {
        Scanner input=new Scanner(System.in);

        System.out.println("请输入一个年份");
        int year=input.nextInt();

        LeapYear ly=new LeapYear();

        boolean flag=ly.isLeapYear(year);

        if(flag){
            System.out.println(year+"是闰年");
        }else {
            System.out.println(year+"不是闰年");
        }

    }

}
